BUZZ — Australia's XRF Scientific gains most in 6 — months on robust quarterly results update
* Shares of Australia's XRF Scientific rise as much as 11.2% to A$1.84, its biggest intraday pct gain since April 8 * Stock at its highest level since September 21 * Laboratory equipment and chemical manufacturer says September-quarter revenue rose to A$21.1 million ($14.68 million), up 38% from prior corresponding per